The Night Shift Season 5 DVD OverviewThe series follows the overnight shift at San Antonio Memorial Hospital, where three of the doctors have a connection to the U.S. military. Dr. TC Callahan is an ex-Army medic who initially exhibits PTSD-type symptoms, The Night Shift Season 5 DVDhaving watched his brother die right in front of him on the battlefield. He frequently breaks rules and butts heads with his exgirlfriend and newly appointed head of the night shift, Dr. Jordan Alexander, and the hospital's administrator, Michael Ragosa. Dr. Topher Zia is a private sector surgeon who previously spent a lot of time on the battlefield as an Army Ranger, while Dr. Drew Alister is a gay Army medic still active in the reserves who initially tries to hide his sexual orientation for fear of backlash. Dr. Krista Bell Hart is a young surgical resident trying to work her way up the ranks, The Night Shift Season 5 while fellow resident Dr. Paul Cummings works hard to emerge from the shadow of his father, a famous surgeon at Johns Hopkins. The shift's lone psychiatrist, Dr. Landry de la Cruz, briefly works on the night shift.